Nonprofit · EIN 37-2145886
THINC FOUNDATION
Tax-exempt · SAN DIEGO, CA 92130
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $295,666 | $273,880 | $21,786 | $73,211 | $0 | $73,211 |
| December 31, 2024 | 990-EZ | $172,006 | $120,581 | $51,425 | $51,425 | $0 | $51,425 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $295,666
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $9,003
- Accounting fees
- $12,099
- Program services (functional)
- $213,629
- Management and general (functional)
- $36,801
- Fundraising (functional)
- $23,450
Balance sheet and other
- Total assets, start of year
- $51,425
- Total assets, end of year
- $73,211
- Total liabilities, end of year
- $0
- Net assets, end of year
- $73,211
- Net assets without donor restrictions
- $73,211
- Gross receipts
- $295,666
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2024
- State of legal domicile
- CA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MITCHELL SIEGLER | CHIEF EXECUTIVE OFFICER Trustee or director, Officer | 25 | $0 |
| ELIZABETH SIEGLER | CHIEF FINANCIAL OFFICER Trustee or director, Officer | 10 | $0 |
| WAYNE HARRIS | SECRETARY Trustee or director, Officer | 5 | $0 |
990-EZ for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MITCHELL SIEGLER | CEO/DIRECTOR | 25 | $0 |
| ELIZABETH SIEGLER | SECRETARY/DIRECTOR | 10 | $0 |
| LORNE POLGER | TREASURER/CFO/DIRECTOR | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 12830 EL CAMINO REAL STE 350, SAN DIEGO, CA 92130-2977
- Principal officer (990 for 2025)
- MITCHELL SIEGLER, 12830 EL CAMINO REAL SUITE 350, SAN DIEGO, CA 92130
- Signed the 990
- MITCHELL SIEGLER, CHIEF EXECUTIVE OFFICER
- Phone
- (858) 333-6661
- Return prepared by
- EISNER ADVISORY GROUP LLC
California records
California keeps its own records of charities and corporations. Search them by EIN 37-2145886 or by the name THINC FOUNDATION.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
THE FOUNDATION IS ORGANIZED AND OPERATED EXCLUSIVELY FOR SECTION 501(C)(3) CHARITABLE AND EDUCATIONAL PURPOSES, INCLUDING EDUCATING THE GENERAL PUBLIC THROUGH COMMUNICATION AND INFORMATIONAL RESOURCES ABOUT THE CHALLENGES AND CONCERNS RAISED BY PARENTS, EDUCATORS, AND POLICYMAKERS REGARDING THE LIBERATED ETHNIC STUDIES CURRICULUM MOVEMENT IN K-12 SCHOOLS; BRINGING TRANSPARENCY AND HONESTY INTO EDUCATION; AND REMOVING HARMFUL AND POLITICAL IDEOLOGIES FROM EDUCATION.
Program accomplishments
- DURING THE YEAR, THE ORGANIZATION ADVANCED ITS EDUCATIONAL PURPOSE BY:1. PRODUCING AND DISSEMINATING PUBLIC-FACING INFORMATIONAL RESOURCES ON K12 CURRICULUM TOPICS FORPARENTS, EDUCATORS, AND POLICYMAKERS;2. CONDUCTING MEDIA AND PUBLIC EDUCATION OUTREACH TO BROADEN ACCESS TO NONPARTISAN, EVIDENCE-BASEDMATERIALS; AND3. ENGAGING RESEARCH AND CONSULTING SUPPORT TO ENHANCE PROGRAM CONTENT QUALITY AND DISTRIBUTION.Expenses $213,629
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | Check at the IRS |
IRS record
- EIN
- 37-2145886
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2024
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B01)
- Assets (IRS master file)
- $73,211
- Income (IRS master file)
- $295,666
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $295,666 | $273,880 | $73,211 | IRS |
| 990-EZ | December 2024 | $172,006 | $120,581 | $51,425 | XML |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 37-2145886).
Questions about THINC FOUNDATION
- What is the EIN of THINC FOUNDATION?
- The employer identification number (EIN) of THINC FOUNDATION is 37-2145886.
- Is THINC FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2024.
- Are donations to THINC FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does THINC FOUNDATION file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of THINC FOUNDATION due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did THINC FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of THINC FOUNDATION?
- The 990 for the year ended December 31, 2025 names MITCHELL SIEGLER.
- Who are the officers and directors of THINC FOUNDATION?
- The 990 for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does THINC FOUNDATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $295,666, expenses of $273,880 and total assets of $73,211 at year end.
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